<template>
  <el-dialog
    :title="!dataForm.id ? '新增' : '修改'"
    :close-on-click-modal="false"
    :visible.sync="visible"
  >
    <el-form
      :model="dataForm"
      :rules="dataRule"
      ref="dataForm"
      @keyup.enter.native="dataFormSubmit()"
      label-width="80px"
    >
      <el-form-item label="角色名称" prop="roleName">
        <el-input v-model="dataForm.roleName" placeholder="角色名称"></el-input>
      </el-form-item>
      <el-form-item label="备注" prop="remark">
        <el-input v-model="dataForm.remark" placeholder="备注"></el-input>
      </el-form-item>
      <el-form-item size="mini" label="授权">
        <el-tree
          :data="menuList"
          :props="menuListTreeProps"
          node-key="menuId"
          ref="menuListTree"
          :default-expand-all="true"
          show-checkbox
        ></el-tree>
      </el-form-item>
    </el-form>
    <span slot="footer" class="dialog-footer">
      <el-button @click="visible = false">取消</el-button>
      <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
    </span>
  </el-dialog>
</template>

<script>
import { treeDataTranslate } from '@/utils'
export default {
  data() {
    return {
      visible: false,
      menuList: [],
      menuListTreeProps: {
        label: 'name',
        children: 'children'
      },
      currentTenantId: this.$cookie.get('tenantId'),
      dataForm: {
        id: 0,
        roleName: '',
        remark: '',
        tenantId: ''
      },
      dataRule: {
        roleName: [
          { required: true, message: '角色名称不能为空', trigger: 'blur' }
        ]
      },
      tempKey: -666666 // 临时key, 用于解决tree半选中状态项不能传给后台接口问题. # 待优化
    }
  },
  methods: {
    init(id) {
      this.dataForm.id = id || 0
      this.$http({
        url: '/menu/list',
        method: 'post'
      })
        .then(data => {
          this.menuList = treeDataTranslate(data.data, 'menuId')
        })
        .then(() => {
          this.visible = true
          this.$nextTick(() => {
            this.$refs['dataForm'].resetFields()
            this.$refs.menuListTree.setCheckedKeys([])
          })
        })
        .then(() => {
          if (this.dataForm.id) {
            this.$http({
              url: '/tenant/role/info',
              method: 'post',
              data: { roleId : this.dataForm.id }
            }).then(data => {
              if (data && data.code === 200) {
                this.dataForm.roleName = data.data.roleName
                this.dataForm.remark = data.data.remark
                this.dataForm.tenantId = data.data.tenantId
                var idx = data.data.menuIdList.indexOf(this.tempKey)
                if (idx !== -1) {
                  data.data.menuIdList.splice(
                    idx,
                    data.data.menuIdList.length - idx
                  )
                }
                this.$refs.menuListTree.setCheckedKeys(data.data.menuIdList)
              }
            })
          }
        })
    },
    // 表单提交
    dataFormSubmit() {
      this.$refs['dataForm'].validate(valid => {
        if (valid) {
          this.$http({
            url: `/tenant/role/${!this.dataForm.id ? 'save' : 'update'}`,
            method: 'post',
            data: {
              roleId: this.dataForm.id || undefined,
              roleName: this.dataForm.roleName,
              remark: this.dataForm.remark,
              tenantId: this.dataForm.tenantId,
              menuIdList: [].concat(
                this.$refs.menuListTree.getCheckedKeys(),
                [this.tempKey],
                this.$refs.menuListTree.getHalfCheckedKeys()
              ).join(',')
            }
          }).then(data => {
            if (data && data.code === 200) {
              this.$message({
                message: '操作成功',
                type: 'success',
                duration: 1500
              })
              this.visible = false
              this.$emit('refreshDataList')
            } else {
              this.$message.error(data.msg)
            }
          })
        }
      })
    }
  }
}
</script>
